169 

 SECTION OF VEGETABLE PATHOLOGY. 



BULLETIN Xo. 0. 



Peach yellows, Erwin F. Smith (pp. 254), (plates 37, maps 9). — 

 This bulletin consists of a detailed discussion of the history and char- 

 acteristics of this disease, the losses due to it, the conditions supposed 

 to favor it, and conclusions as to its cause. Considerable space is also 

 given to a consideration of the effect of restrictive legislation in 

 preventing the sj^read of this disease. 



QUARTERLY BULLETIN, MARCH, 1889. 



Journal or Mycology, Vol. V, No. 1 (pp. 50), (plates 8).— This 

 contains papers by Dr. B. 1). Halsted, B. T. Galloway, E. F. Smith, 

 Kellerman and Swingle, Etta L. Knowles, E. S. Goff, and others, on 

 Peronosporea' and rain-fall in Iowa; ncAv species of Kansas fungi: 

 the abnormal structure induced by TJstilago zece tnays; synopsis of 

 Xorth American species of Xiinim iilaria and Hypoxtjlon ; spotting of 

 jDeaches; treatment of apj^le scab and gooseberry mildew; reviews 

 of recent literature, etc. 



Professor Goff reports the "Successful treatment of gooseberry mil- 

 deAv and apple scab with a solution of sulphide of potassium, one-half 

 an ounce to a gallon of water. Mr. Galloway gives an account of 

 similar results obtained with the same remedy in combating the 

 bitter rot of the apple, and also calls attention to the fact that plum- 

 leaf rust and tomato rot were successfully treated in 1889 with th^ 

 Bordeaux mixture. 



QUARTERLY BULLETIN, JUNE, 18S9. 



Journal of Mycology, Vol. V, No. 2 (pp. 51-111), (plates 2). — 

 This contains papers on Ghf^osj^orium nenyheqvum^ Fckl. ; history 

 of the development of the Pyrenomycetes; North American Agarics; 

 new fungi; Sph(erotheca phytoptophila; Miicronoporus; notes on 

 miscellaneous subjects; and reviews of recent literature. B. T. Gallo- 

 way reports the results of an experiment in burying the spores of the 

 black rot fungus. He found that spores buried from 4 to 6 inches 

 for six months were completely destroyed. 



QUARTERLY BULLETIN, SEPTEMBER, 1889. 



Journal of Mycology, Vol. V, No. 3 (pp. 113-180), plates 2).— 

 This contains papers on the history and development of the Pyreno- 

 'iitycetek; peach rot and blight: North American Agarics; new fungi; 

 remedy for potato rot: miscellaneous notes: and reviews of recent 

 literature. An account is given of the successful treatment of potato 

 rot by spraying the vines with Bordeaux mixture to which London 

 purple liad been added. Tn Ihis way the rot and the Colorado beetle 

 A>^re combated at the same time. 



